Achillea grandifolia, Friv.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 162

21. A. grandifolia Friv. , Flora (Regensb) 19: 433 (1836).

Stems 30-100 cm, erect, branched above. Middle cauline leaves c. 10x5 cm, ovate, plane, deeply pinnatifid to pinnatisect with pinnatifid segments, pubescent; primary segments 20-40mm, lanceolate, the rhachis c. 2 mm wide; secondary segments shortly lanceolate, subacute. Corymbs with many capitula. Involucre c. 4x3 mm; inner bracts pubescent. Ligules white. 2/7=18. Mountain woods. • S. & C. parts of Balkan peninsula. Al Bu Gr Ju Tu. (22-29). A. millefolium group. Cauline leaves lanceolate to linear in outline, usually more or less terete and with more than 15 pairs of primary segments. Corymbs usually with many capitula. Ligules 1-2 mm, white or pink to purplish-red. In the key, leaf-characters refer to middle cauline leaves.

1 Leaves plane 22. distane 1 Leaves terete 2 Leaf-rhachis 1-1-5 mm wide, often distinctly toothed 3 Leaves pubescent; involucre 4-5 mm 23. stricta

3 Leaves glabrous; involucre 2-5-3-5 mm 27. asplenifolia

2 Leaf-rhachis 0-5-1 mm wide, rarely toothed 4 Upper surface of leaves glabrous

5 Leaves hairy beneath 29. collina

5 Leaves glabrous beneath

6 Internodes 4—9(—12); leaf-rhachis 0-8-1-5 mm wide

27. asplenifolia

6 Internodes (4—)9—13(—20); leaf-rhachis O-6-O-8 mm wide

28. roseo-alba

4 Upper surface of leaves hairy

7 Leaves (2-)3-pinnatifid 28. roseo-alba

7 Leaves 2- to 3-pinnatisect

8 Leaves 0-5-1-2(-2-5) cm wide, ±pubescent; involucral bracts usually subglabrous 24. millefolium

8 Leaves 0-4-0-6(-l) cm wide, usually sericeous; involucral bracts pubescent at least near the margins

9 Leaves 2(-3)-pinnatisect, the rhachis 0-6-1 mm wide;

involucre c. 4 mm, the bracts often pubescent near the margins only 25. pannonica

9 Leaves 3-pinnatisect, the rhachis c. 0-5 mm wide; involucre c. 3 mm, the bracts ± evenly pubescent 26. setacea